:root{--bg:#F3FBFF;--white:#fff;--light:#EAF8FF;--lighter:#F7FCFF;--blue:#22AEEA;--deep:#147FB8;--text:#1F2D3A;--muted:#5C6F82;--hint:#8BA1B5;--border:rgba(34,174,234,.16);--shadow:0 14px 36px rgba(34,174,234,.12)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif;line-height:1.75;overflow-x:hidden}a{text-decoration:none;color:inherit}img{display:block;max-width:100%}.container{width:min(1180px,calc(100% - 32px));margin:auto}.site-header{position:sticky;top:0;z-index:9999;background:rgba(255,255,255,.94);backdrop-filter:blur(10px);box-shadow:0 8px 24px rgba(34,174,234,.10)}.desktop-nav{height:76px;display:flex;align-items:center;gap:28px;white-space:nowrap}.brand-logo img,.mobile-logo img{width:148px;height:48px;object-fit:contain}.nav-core{display:flex;gap:10px;margin:auto}.nav-core a{padding:9px 17px;color:var(--deep);background:rgba(34,174,234,.08);border-radius:999px;transition:.2s}.nav-core a:hover,.nav-core a.active{color:var(--blue);background:linear-gradient(135deg,rgba(109,230,255,.24),rgba(34,174,234,.12));box-shadow:0 8px 18px rgba(34,174,234,.12)}.nav-actions{display:flex;align-items:center;gap:10px}.overview-btn,.menu-btn,.close-btn{border:0;background:none;cursor:pointer;color:var(--deep);font:inherit}.overview-btn{padding:10px 14px;border:1px solid var(--border);border-radius:999px}.main-btn{display:inline-flex;align-items:center;justify-content:center;padding:11px 22px;border-radius:999px;background:linear-gradient(135deg,#6DE6FF 0%,#22AEEA 48%,#168DCC 100%);color:#fff;font-weight:700;box-shadow:0 10px 22px rgba(34,174,234,.25);transition:.2s}.main-btn:hover{transform:translateY(-2px)}.main-btn.small{padding:8px 14px}.mobile-nav{display:none;height:66px;align-items:center;justify-content:space-between}.menu-btn{font-size:25px}.mobile-logo img{width:126px;height:42px}.overlay{position:fixed;inset:0;background:rgba(11,61,92,.35);opacity:0;visibility:hidden;transition:.25s;z-index:9998}.overlay.show{opacity:1;visibility:visible}.category-panel,.mobile-drawer{position:fixed;top:0;bottom:0;background:#fff;z-index:10000;overflow:auto;transition:.3s}.category-panel{right:0;width:min(520px,92vw);padding:24px;transform:translateX(100%);box-shadow:0 18px 48px rgba(34,174,234,.16)}.mobile-drawer{left:0;width:min(84vw,320px);padding:22px;transform:translateX(-100%);background:linear-gradient(180deg,#fff,#F3FBFF)}.category-panel.show,.mobile-drawer.show{transform:translateX(0)}.panel-head{display:flex;align-items:center;justify-content:space-between}.panel-head img{width:132px;height:44px;object-fit:contain}.close-btn{font-size:34px}.panel-groups{display:grid;grid-template-columns:1fr 1fr;gap:18px}.panel-groups section{padding:15px;background:var(--lighter);border-radius:18px}.panel-groups h3{margin:0 0 10px;color:var(--blue)}.panel-groups a{display:block;padding:8px 0}.panel-groups a:hover{color:var(--blue)}.panel-groups small{display:block;color:var(--hint)}.mobile-drawer nav{display:grid;gap:6px;margin-top:18px}.mobile-drawer nav a{padding:10px 12px;border-radius:12px;color:var(--deep)}.mobile-drawer nav a.active,.mobile-drawer nav a:hover{background:var(--light);color:var(--blue)}.menu-open{overflow:hidden}
.hero-section{padding:70px 0 36px;background:radial-gradient(circle at 12% 20%,rgba(109,230,255,.24) 0%,rgba(109,230,255,0) 30%),radial-gradient(circle at 86% 18%,rgba(34,174,234,.18) 0%,rgba(34,174,234,0) 30%),linear-gradient(135deg,#fff 0%,#F3FBFF 52%,#EAF8FF 100%)}.hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:34px;align-items:center}.section-kicker,.tag,.label,.num,.badge{color:var(--blue);font-weight:700}.hero-copy h1{font-size:clamp(34px,5vw,58px);line-height:1.18;margin:12px 0 20px;color:var(--blue)}.hero-copy p{font-size:18px;color:var(--muted)}.hero-visual{background:#fff;border:1px solid var(--border);border-radius:28px;min-height:320px;display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow);padding:20px}.hero-visual img{max-height:340px;width:100%;object-fit:contain}.summary-cards{grid-column:1/-1;display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.summary-card,.card,.zone-card,.info-card,.review-card{background:#fff;border:1px solid var(--border);box-shadow:var(--shadow);border-radius:20px}.summary-card{padding:18px}.summary-card strong{display:block;color:var(--deep)}.section{padding:64px 0}.section.alt{background:#fff}.section-title{text-align:center;color:var(--blue);font-size:34px;margin:0 0 12px}.section-intro{text-align:center;color:var(--muted);max-width:760px;margin:0 auto 34px}.quick-nav{display:flex;gap:12px;overflow:auto;padding:10px 2px}.quick-pill{min-width:180px;padding:14px;border:1px solid var(--border);border-radius:999px;background:rgba(255,255,255,.88)}.quick-pill:hover{border-color:var(--blue)}.quick-pill small{display:block;color:var(--muted)}.service-strip{padding:24px 28px;border-radius:24px;background:linear-gradient(135deg,#EAF8FF,#fff);border:1px solid var(--border);color:var(--muted)}.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}.info-card,.review-card,.card,.zone-card{padding:22px}.card img,.zone-card img,.content-img,.app-section img{width:100%;height:190px;object-fit:contain;margin-bottom:16px}.feature-card img{height:240px}.text-link{color:var(--blue);font-weight:700}.list-points{padding-left:20px;color:var(--muted)}.app-section,.split-section{display:grid;grid-template-columns:.9fr 1.1fr;gap:28px;align-items:center}.app-section img,.split-section img{height:300px;object-fit:contain;background:#fff;border:1px solid var(--border);border-radius:24px;padding:18px}.faq-list{display:grid;gap:12px}.faq-item{background:#fff;border:1px solid var(--border);border-radius:16px;padding:18px}.faq-item h3{margin:0 0 6px}.notice{padding:22px;border-radius:18px;background:#E2F5FF;border:1px solid var(--border)}.page-hero{padding:70px 0 34px;background:linear-gradient(135deg,#fff,#EAF8FF)}.page-hero-inner{display:grid;grid-template-columns:1.1fr .9fr;gap:28px;align-items:center}.page-hero h1{font-size:46px;margin:8px 0;color:var(--blue)}.page-hero img{height:280px;width:100%;object-fit:contain;background:#fff;border-radius:24px;padding:18px;border:1px solid var(--border);box-shadow:var(--shadow)}.content-stack{display:grid;gap:20px}.content-block{background:#fff;border:1px solid var(--border);border-radius:20px;padding:24px;box-shadow:var(--shadow)}.content-block h2{margin-top:0}.site-footer{background:#0B3D5C;color:#EAF8FF;padding:50px 0 0}.footer-grid{display:grid;grid-template-columns:1.4fr .7fr 1fr;gap:28px}.footer-grid a{display:block;margin:7px 0}.footer-logo{width:150px;height:48px;object-fit:contain}.copyright{text-align:center;padding:18px;border-top:1px solid rgba(255,255,255,.12);margin-top:28px}.mobile-bottom{display:none}
@media(max-width:900px){.desktop-nav{display:none}.mobile-nav{display:flex}.hero-grid,.page-hero-inner,.app-section,.split-section{grid-template-columns:1fr}.summary-cards{grid-template-columns:repeat(2,1fr)}.grid-4{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr}.hero-section{padding-top:44px}.page-hero h1{font-size:38px}.mobile-bottom{position:fixed;left:0;right:0;bottom:0;z-index:9997;height:62px;display:grid;grid-template-columns:repeat(4,1fr);background:#fff;border-top:1px solid var(--border)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;color:var(--muted)}.mobile-bottom a.active{color:var(--blue);font-weight:700}body{padding-bottom:62px}}
@media(max-width:620px){.container{width:min(100% - 22px,1180px)}.summary-cards,.grid-4,.grid-3,.grid-2{grid-template-columns:1fr}.hero-copy h1{font-size:38px}.hero-copy p{font-size:16px}.hero-visual{min-height:220px}.hero-visual img{max-height:240px}.section{padding:46px 0}.section-title{font-size:28px}.panel-groups{grid-template-columns:1fr}.page-hero{padding-top:46px}.page-hero h1{font-size:34px}.page-hero img{height:220px}}